The Kamakshipalya police on Sunday arrested three persons from a gang of seven who, armed with weapons, allegedly barged into the house of an autorickshaw driver to rob valuables on Friday night.
Based on a complaint, the police down the accused and arrested the three persons. Efforts are on to track down the others who are on the run, a police officer added.
The accused have been identified as Preetham Appu, 21, Ranjith, 22, and Vinay Kumar, 19.